RE: CBV
Tony Finch <[email protected]>
| Newsgroups | gmane.mail.spam.srs.general |
|---|---|
| Message-ID | <[email protected]> |
On Sat, 15 May 2004, Stuart D. Gathman wrote: > > To validate a message, a recipient does CBV with either > a MAIL FROM of <> or a MAIL FROM selected from the message envelope recipients. It is often the case that none of the original recipients are available. > Existing practice is to use <> as the MAIL FROM for CBV (is this > true?) Postfix does callouts using postmaster@.... in the reverse path. > If we send something other than <> in the MAIL FROM for a CBV to an MTA > that has never heard of this idea, will the CBV still work as intended? Not necessarily. The MTA may reject non-bounces to sender-only addresses. -- Tony Finch <[email protected]> http://dotat.at/